3b-7=-b+13

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Solution for 3b-7=-b+13 equation:


Simplifying
3b + -7 = -1b + 13

Reorder the terms:
-7 + 3b = -1b + 13

Reorder the terms:
-7 + 3b = 13 + -1b

Solving
-7 + 3b = 13 + -1b

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add 'b' to each side of the equation.
-7 + 3b + b = 13 + -1b + b

Combine like terms: 3b + b = 4b
-7 + 4b = 13 + -1b + b

Combine like terms: -1b + b = 0
-7 + 4b = 13 + 0
-7 + 4b = 13

Add '7' to each side of the equation.
-7 + 7 + 4b = 13 + 7

Combine like terms: -7 + 7 = 0
0 + 4b = 13 + 7
4b = 13 + 7

Combine like terms: 13 + 7 = 20
4b = 20

Divide each side by '4'.
b = 5

Simplifying
b = 5

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